_roll(n->getNode("roll-input", false)),
_width_units(int(n->getFloatValue("display-span"))),
_div_units(int(fabs(n->getFloatValue("divisions")))),
- _scr_hole(fabsf(n->getFloatValue("screen-hole")) * 0.5f),
+ _scr_hole(fabs(n->getFloatValue("screen-hole")) * 0.5f),
_zero_bar_overlength(n->getFloatValue("zero-bar-overlength", 10)),
_dive_bar_angle(n->getBoolValue("enable-dive-bar-angle")),
_tick_length(n->getFloatValue("tick-length")),